821941920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{457}}^1\times {\mathrm{1249}}^1$

素因数の和:1727

約数の個数: 144

約数和(自身を含む): 2813265000

約数和(自身を除く): 1991323080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 457, 480, 720, 914, 1249, 1371, 1440, 1828, 2285, 2498, 2742, 3656, 3747, 4113, 4570, 4996, 5484, 6245, 6855, 7312, 7494, 8226, 9140, 9992, 10968, 11241, 12490, 13710, 14624, 14988, 16452, 18280, 18735, 19984, 20565, 21936, 22482, 24980, 27420, 29976, 32904, 36560, 37470, 39968, 41130, 43872, 44964, 49960, 54840, 56205, 59952, 65808, 73120, 74940, 82260, 89928, 99920, 109680, 112410, 119904, 131616, 149880, 164520, 179856, 199840, 219360, 224820, 299760, 329040, 359712, 449640, 570793, 599520, 658080, 899280, 1141586, 1712379, 1798560, 2283172, 2853965, 3424758, 4566344, 5137137, 5707930, 6849516, 8561895, 9132688, 10274274, 11415860, 13699032, 17123790, 18265376, 20548548, 22831720, 25685685, 27398064, 34247580, 41097096, 45663440, 51371370, 54796128, 68495160, 82194192, 91326880, 102742740, 136990320, 164388384, 205485480, 273980640, 410970960, 821941920]

約数ペア:

[(1, 821941920), (2, 410970960), (3, 273980640), (4, 205485480), (5, 164388384), (6, 136990320), (8, 102742740), (9, 91326880), (10, 82194192), (12, 68495160), (15, 54796128), (16, 51371370), (18, 45663440), (20, 41097096), (24, 34247580), (30, 27398064), (32, 25685685), (36, 22831720), (40, 20548548), (45, 18265376), (48, 17123790), (60, 13699032), (72, 11415860), (80, 10274274), (90, 9132688), (96, 8561895), (120, 6849516), (144, 5707930), (160, 5137137), (180, 4566344), (240, 3424758), (288, 2853965), (360, 2283172), (457, 1798560), (480, 1712379), (720, 1141586), (914, 899280), (1249, 658080), (1371, 599520), (1440, 570793), (1828, 449640), (2285, 359712), (2498, 329040), (2742, 299760), (3656, 224820), (3747, 219360), (4113, 199840), (4570, 179856), (4996, 164520), (5484, 149880), (6245, 131616), (6855, 119904), (7312, 112410), (7494, 109680), (8226, 99920), (9140, 89928), (9992, 82260), (10968, 74940), (11241, 73120), (12490, 65808), (13710, 59952), (14624, 56205), (14988, 54840), (16452, 49960), (18280, 44964), (18735, 43872), (19984, 41130), (20565, 39968), (21936, 37470), (22482, 36560), (24980, 32904), (27420, 29976)]